1 /* 2 * board.c 3 * 4 * Board functions for TI AM43XX based boards 5 * 6 * Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/ 7 * 8 * SPDX-License-Identifier: GPL-2.0+ 9 */ 10 11 #include <common.h> 12 #include <i2c.h> 13 #include <linux/errno.h> 14 #include <spl.h> 15 #include <usb.h> 16 #include <asm/omap_sec_common.h> 17 #include <asm/arch/clock.h> 18 #include <asm/arch/sys_proto.h> 19 #include <asm/arch/mux.h> 20 #include <asm/arch/ddr_defs.h> 21 #include <asm/arch/gpio.h> 22 #include <asm/emif.h> 23 #include <asm/omap_common.h> 24 #include "../common/board_detect.h" 25 #include "board.h" 26 #include <power/pmic.h> 27 #include <power/tps65218.h> 28 #include <power/tps62362.h> 29 #include <miiphy.h> 30 #include <cpsw.h> 31 #include <linux/usb/gadget.h> 32 #include <dwc3-uboot.h> 33 #include <dwc3-omap-uboot.h> 34 #include <ti-usb-phy-uboot.h> 35 36 DECLARE_GLOBAL_DATA_PTR; 37 38 static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE; 39 40 /* 41 * Read header information from EEPROM into global structure. 42 */ 43 #ifdef CONFIG_TI_I2C_BOARD_DETECT 44 void do_board_detect(void) 45 { 46 if (ti_i2c_eeprom_am_get(CONFIG_EEPROM_BUS_ADDRESS, 47 CONFIG_EEPROM_CHIP_ADDRESS)) 48 printf("ti_i2c_eeprom_init failed\n"); 49 } 50 #endif 51 52 #ifndef CONFIG_SKIP_LOWLEVEL_INIT 53 54 const struct dpll_params dpll_mpu[NUM_CRYSTAL_FREQ][NUM_OPPS] = { 55 { /* 19.2 MHz */ 56 {125, 3, 2, -1, -1, -1, -1}, /* OPP 50 */ 57 {-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */ 58 {125, 3, 1, -1, -1, -1, -1}, /* OPP 100 */ 59 {150, 3, 1, -1, -1, -1, -1}, /* OPP 120 */ 60 {125, 2, 1, -1, -1, -1, -1}, /* OPP TB */ 61 {625, 11, 1, -1, -1, -1, -1} /* OPP NT */ 62 }, 63 { /* 24 MHz */ 64 {300, 23, 1, -1, -1, -1, -1}, /* OPP 50 */ 65 {-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */ 66 {600, 23, 1, -1, -1, -1, -1}, /* OPP 100 */ 67 {720, 23, 1, -1, -1, -1, -1}, /* OPP 120 */ 68 {800, 23, 1, -1, -1, -1, -1}, /* OPP TB */ 69 {1000, 23, 1, -1, -1, -1, -1} /* OPP NT */ 70 }, 71 { /* 25 MHz */ 72 {300, 24, 1, -1, -1, -1, -1}, /* OPP 50 */ 73 {-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */ 74 {600, 24, 1, -1, -1, -1, -1}, /* OPP 100 */ 75 {720, 24, 1, -1, -1, -1, -1}, /* OPP 120 */ 76 {800, 24, 1, -1, -1, -1, -1}, /* OPP TB */ 77 {1000, 24, 1, -1, -1, -1, -1} /* OPP NT */ 78 }, 79 { /* 26 MHz */ 80 {300, 25, 1, -1, -1, -1, -1}, /* OPP 50 */ 81 {-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */ 82 {600, 25, 1, -1, -1, -1, -1}, /* OPP 100 */ 83 {720, 25, 1, -1, -1, -1, -1}, /* OPP 120 */ 84 {800, 25, 1, -1, -1, -1, -1}, /* OPP TB */ 85 {1000, 25, 1, -1, -1, -1, -1} /* OPP NT */ 86 }, 87 }; 88 89 const struct dpll_params dpll_core[NUM_CRYSTAL_FREQ] = { 90 {625, 11, -1, -1, 10, 8, 4}, /* 19.2 MHz */ 91 {1000, 23, -1, -1, 10, 8, 4}, /* 24 MHz */ 92 {1000, 24, -1, -1, 10, 8, 4}, /* 25 MHz */ 93 {1000, 25, -1, -1, 10, 8, 4} /* 26 MHz */ 94 }; 95 96 const struct dpll_params dpll_per[NUM_CRYSTAL_FREQ] = { 97 {400, 7, 5, -1, -1, -1, -1}, /* 19.2 MHz */ 98 {400, 9, 5, -1, -1, -1, -1}, /* 24 MHz */ 99 {384, 9, 5, -1, -1, -1, -1}, /* 25 MHz */ 100 {480, 12, 5, -1, -1, -1, -1} /* 26 MHz */ 101 }; 102 103 const struct dpll_params epos_evm_dpll_ddr[NUM_CRYSTAL_FREQ] = { 104 {665, 47, 1, -1, 4, -1, -1}, /*19.2*/ 105 {133, 11, 1, -1, 4, -1, -1}, /* 24 MHz */ 106 {266, 24, 1, -1, 4, -1, -1}, /* 25 MHz */ 107 {133, 12, 1, -1, 4, -1, -1} /* 26 MHz */ 108 }; 109 110 const struct dpll_params gp_evm_dpll_ddr = { 111 50, 2, 1, -1, 2, -1, -1}; 112 113 static const struct dpll_params idk_dpll_ddr = { 114 400, 23, 1, -1, 2, -1, -1 115 }; 116 117 static const u32 ext_phy_ctrl_const_base_lpddr2[] = { 118 0x00500050, 119 0x00350035, 120 0x00350035, 121 0x00350035, 122 0x00350035, 123 0x00350035, 124 0x00000000, 125 0x00000000, 126 0x00000000, 127 0x00000000, 128 0x00000000, 129 0x00000000, 130 0x00000000, 131 0x00000000, 132 0x00000000, 133 0x00000000, 134 0x00000000, 135 0x00000000, 136 0x40001000, 137 0x08102040 138 }; 139 140 const struct ctrl_ioregs ioregs_lpddr2 = { 141 .cm0ioctl = LPDDR2_ADDRCTRL_IOCTRL_VALUE, 142 .cm1ioctl = LPDDR2_ADDRCTRL_WD0_IOCTRL_VALUE, 143 .cm2ioctl = LPDDR2_ADDRCTRL_WD1_IOCTRL_VALUE, 144 .dt0ioctl = LPDDR2_DATA0_IOCTRL_VALUE, 145 .dt1ioctl = LPDDR2_DATA0_IOCTRL_VALUE, 146 .dt2ioctrl = LPDDR2_DATA0_IOCTRL_VALUE, 147 .dt3ioctrl = LPDDR2_DATA0_IOCTRL_VALUE, 148 .emif_sdram_config_ext = 0x1, 149 }; 150 151 const struct emif_regs emif_regs_lpddr2 = { 152 .sdram_config = 0x808012BA, 153 .ref_ctrl = 0x0000040D, 154 .sdram_tim1 = 0xEA86B411, 155 .sdram_tim2 = 0x103A094A, 156 .sdram_tim3 = 0x0F6BA37F, 157 .read_idle_ctrl = 0x00050000, 158 .zq_config = 0x50074BE4, 159 .temp_alert_config = 0x0, 160 .emif_rd_wr_lvl_rmp_win = 0x0, 161 .emif_rd_wr_lvl_rmp_ctl = 0x0, 162 .emif_rd_wr_lvl_ctl = 0x0, 163 .emif_ddr_phy_ctlr_1 = 0x0E284006, 164 .emif_rd_wr_exec_thresh = 0x80000405, 165 .emif_ddr_ext_phy_ctrl_1 = 0x04010040, 166 .emif_ddr_ext_phy_ctrl_2 = 0x00500050, 167 .emif_ddr_ext_phy_ctrl_3 = 0x00500050, 168 .emif_ddr_ext_phy_ctrl_4 = 0x00500050, 169 .emif_ddr_ext_phy_ctrl_5 = 0x00500050, 170 .emif_prio_class_serv_map = 0x80000001, 171 .emif_connect_id_serv_1_map = 0x80000094, 172 .emif_connect_id_serv_2_map = 0x00000000, 173 .emif_cos_config = 0x000FFFFF 174 }; 175 176 const struct ctrl_ioregs ioregs_ddr3 = { 177 .cm0ioctl = DDR3_ADDRCTRL_IOCTRL_VALUE, 178 .cm1ioctl = DDR3_ADDRCTRL_WD0_IOCTRL_VALUE, 179 .cm2ioctl = DDR3_ADDRCTRL_WD1_IOCTRL_VALUE, 180 .dt0ioctl = DDR3_DATA0_IOCTRL_VALUE, 181 .dt1ioctl = DDR3_DATA0_IOCTRL_VALUE, 182 .dt2ioctrl = DDR3_DATA0_IOCTRL_VALUE, 183 .dt3ioctrl = DDR3_DATA0_IOCTRL_VALUE, 184 .emif_sdram_config_ext = 0xc163, 185 }; 186 187 const struct emif_regs ddr3_emif_regs_400Mhz = { 188 .sdram_config = 0x638413B2, 189 .ref_ctrl = 0x00000C30, 190 .sdram_tim1 = 0xEAAAD4DB, 191 .sdram_tim2 = 0x266B7FDA, 192 .sdram_tim3 = 0x107F8678, 193 .read_idle_ctrl = 0x00050000, 194 .zq_config = 0x50074BE4, 195 .temp_alert_config = 0x0, 196 .emif_ddr_phy_ctlr_1 = 0x0E004008, 197 .emif_ddr_ext_phy_ctrl_1 = 0x08020080, 198 .emif_ddr_ext_phy_ctrl_2 = 0x00400040, 199 .emif_ddr_ext_phy_ctrl_3 = 0x00400040, 200 .emif_ddr_ext_phy_ctrl_4 = 0x00400040, 201 .emif_ddr_ext_phy_ctrl_5 = 0x00400040, 202 .emif_rd_wr_lvl_rmp_win = 0x0, 203 .emif_rd_wr_lvl_rmp_ctl = 0x0, 204 .emif_rd_wr_lvl_ctl = 0x0, 205 .emif_rd_wr_exec_thresh = 0x80000405, 206 .emif_prio_class_serv_map = 0x80000001, 207 .emif_connect_id_serv_1_map = 0x80000094, 208 .emif_connect_id_serv_2_map = 0x00000000, 209 .emif_cos_config = 0x000FFFFF 210 }; 211 212 /* EMIF DDR3 Configurations are different for beta AM43X GP EVMs */ 213 const struct emif_regs ddr3_emif_regs_400Mhz_beta = { 214 .sdram_config = 0x638413B2, 215 .ref_ctrl = 0x00000C30, 216 .sdram_tim1 = 0xEAAAD4DB, 217 .sdram_tim2 = 0x266B7FDA, 218 .sdram_tim3 = 0x107F8678, 219 .read_idle_ctrl = 0x00050000, 220 .zq_config = 0x50074BE4, 221 .temp_alert_config = 0x0, 222 .emif_ddr_phy_ctlr_1 = 0x0E004008, 223 .emif_ddr_ext_phy_ctrl_1 = 0x08020080, 224 .emif_ddr_ext_phy_ctrl_2 = 0x00000065, 225 .emif_ddr_ext_phy_ctrl_3 = 0x00000091, 226 .emif_ddr_ext_phy_ctrl_4 = 0x000000B5, 227 .emif_ddr_ext_phy_ctrl_5 = 0x000000E5, 228 .emif_rd_wr_exec_thresh = 0x80000405, 229 .emif_prio_class_serv_map = 0x80000001, 230 .emif_connect_id_serv_1_map = 0x80000094, 231 .emif_connect_id_serv_2_map = 0x00000000, 232 .emif_cos_config = 0x000FFFFF 233 }; 234 235 /* EMIF DDR3 Configurations are different for production AM43X GP EVMs */ 236 const struct emif_regs ddr3_emif_regs_400Mhz_production = { 237 .sdram_config = 0x638413B2, 238 .ref_ctrl = 0x00000C30, 239 .sdram_tim1 = 0xEAAAD4DB, 240 .sdram_tim2 = 0x266B7FDA, 241 .sdram_tim3 = 0x107F8678, 242 .read_idle_ctrl = 0x00050000, 243 .zq_config = 0x50074BE4, 244 .temp_alert_config = 0x0, 245 .emif_ddr_phy_ctlr_1 = 0x0E004008, 246 .emif_ddr_ext_phy_ctrl_1 = 0x08020080, 247 .emif_ddr_ext_phy_ctrl_2 = 0x00000066, 248 .emif_ddr_ext_phy_ctrl_3 = 0x00000091, 249 .emif_ddr_ext_phy_ctrl_4 = 0x000000B9, 250 .emif_ddr_ext_phy_ctrl_5 = 0x000000E6, 251 .emif_rd_wr_exec_thresh = 0x80000405, 252 .emif_prio_class_serv_map = 0x80000001, 253 .emif_connect_id_serv_1_map = 0x80000094, 254 .emif_connect_id_serv_2_map = 0x00000000, 255 .emif_cos_config = 0x000FFFFF 256 }; 257 258 static const struct emif_regs ddr3_sk_emif_regs_400Mhz = { 259 .sdram_config = 0x638413b2, 260 .sdram_config2 = 0x00000000, 261 .ref_ctrl = 0x00000c30, 262 .sdram_tim1 = 0xeaaad4db, 263 .sdram_tim2 = 0x266b7fda, 264 .sdram_tim3 = 0x107f8678, 265 .read_idle_ctrl = 0x00050000, 266 .zq_config = 0x50074be4, 267 .temp_alert_config = 0x0, 268 .emif_ddr_phy_ctlr_1 = 0x0e084008, 269 .emif_ddr_ext_phy_ctrl_1 = 0x08020080, 270 .emif_ddr_ext_phy_ctrl_2 = 0x89, 271 .emif_ddr_ext_phy_ctrl_3 = 0x90, 272 .emif_ddr_ext_phy_ctrl_4 = 0x8e, 273 .emif_ddr_ext_phy_ctrl_5 = 0x8d, 274 .emif_rd_wr_lvl_rmp_win = 0x0, 275 .emif_rd_wr_lvl_rmp_ctl = 0x00000000, 276 .emif_rd_wr_lvl_ctl = 0x00000000, 277 .emif_rd_wr_exec_thresh = 0x80000000, 278 .emif_prio_class_serv_map = 0x80000001, 279 .emif_connect_id_serv_1_map = 0x80000094, 280 .emif_connect_id_serv_2_map = 0x00000000, 281 .emif_cos_config = 0x000FFFFF 282 }; 283 284 static const struct emif_regs ddr3_idk_emif_regs_400Mhz = { 285 .sdram_config = 0x61a11b32, 286 .sdram_config2 = 0x00000000, 287 .ref_ctrl = 0x00000c30, 288 .sdram_tim1 = 0xeaaad4db, 289 .sdram_tim2 = 0x266b7fda, 290 .sdram_tim3 = 0x107f8678, 291 .read_idle_ctrl = 0x00050000, 292 .zq_config = 0x50074be4, 293 .temp_alert_config = 0x00000000, 294 .emif_ddr_phy_ctlr_1 = 0x00008009, 295 .emif_ddr_ext_phy_ctrl_1 = 0x08020080, 296 .emif_ddr_ext_phy_ctrl_2 = 0x00000040, 297 .emif_ddr_ext_phy_ctrl_3 = 0x0000003e, 298 .emif_ddr_ext_phy_ctrl_4 = 0x00000051, 299 .emif_ddr_ext_phy_ctrl_5 = 0x00000051, 300 .emif_rd_wr_lvl_rmp_win = 0x00000000, 301 .emif_rd_wr_lvl_rmp_ctl = 0x00000000, 302 .emif_rd_wr_lvl_ctl = 0x00000000, 303 .emif_rd_wr_exec_thresh = 0x00000405, 304 .emif_prio_class_serv_map = 0x00000000, 305 .emif_connect_id_serv_1_map = 0x00000000, 306 .emif_connect_id_serv_2_map = 0x00000000, 307 .emif_cos_config = 0x00ffffff 308 }; 309 310 void emif_get_ext_phy_ctrl_const_regs(const u32 **regs, u32 *size) 311 { 312 if (board_is_eposevm()) { 313 *regs = ext_phy_ctrl_const_base_lpddr2; 314 *size = ARRAY_SIZE(ext_phy_ctrl_const_base_lpddr2); 315 } 316 317 return; 318 } 319 320 const struct dpll_params *get_dpll_ddr_params(void) 321 { 322 int ind = get_sys_clk_index(); 323 324 if (board_is_eposevm()) 325 return &epos_evm_dpll_ddr[ind]; 326 else if (board_is_evm() || board_is_sk()) 327 return &gp_evm_dpll_ddr; 328 else if (board_is_idk()) 329 return &idk_dpll_ddr; 330 331 printf(" Board '%s' not supported\n", board_ti_get_name()); 332 return NULL; 333 } 334 335 336 /* 337 * get_opp_offset: 338 * Returns the index for safest OPP of the device to boot. 339 * max_off: Index of the MAX OPP in DEV ATTRIBUTE register. 340 * min_off: Index of the MIN OPP in DEV ATTRIBUTE register. 341 * This data is read from dev_attribute register which is e-fused. 342 * A'1' in bit indicates OPP disabled and not available, a '0' indicates 343 * OPP available. Lowest OPP starts with min_off. So returning the 344 * bit with rightmost '0'. 345 */ 346 static int get_opp_offset(int max_off, int min_off) 347 { 348 struct ctrl_stat *ctrl = (struct ctrl_stat *)CTRL_BASE; 349 int opp, offset, i; 350 351 /* Bits 0:11 are defined to be the MPU_MAX_FREQ */ 352 opp = readl(&ctrl->dev_attr) & ~0xFFFFF000; 353 354 for (i = max_off; i >= min_off; i--) { 355 offset = opp & (1 << i); 356 if (!offset) 357 return i; 358 } 359 360 return min_off; 361 } 362 363 const struct dpll_params *get_dpll_mpu_params(void) 364 { 365 int opp = get_opp_offset(DEV_ATTR_MAX_OFFSET, DEV_ATTR_MIN_OFFSET); 366 u32 ind = get_sys_clk_index(); 367 368 return &dpll_mpu[ind][opp]; 369 } 370 371 const struct dpll_params *get_dpll_core_params(void) 372 { 373 int ind = get_sys_clk_index(); 374 375 return &dpll_core[ind]; 376 } 377 378 const struct dpll_params *get_dpll_per_params(void) 379 { 380 int ind = get_sys_clk_index(); 381 382 return &dpll_per[ind]; 383 } 384 385 void scale_vcores_generic(u32 m) 386 { 387 int mpu_vdd; 388 389 if (i2c_probe(TPS65218_CHIP_PM)) 390 return; 391 392 switch (m) { 393 case 1000: 394 mpu_vdd = TPS65218_DCDC_VOLT_SEL_1330MV; 395 break; 396 case 800: 397 mpu_vdd = TPS65218_DCDC_VOLT_SEL_1260MV; 398 break; 399 case 720: 400 mpu_vdd = TPS65218_DCDC_VOLT_SEL_1200MV; 401 break; 402 case 600: 403 mpu_vdd = TPS65218_DCDC_VOLT_SEL_1100MV; 404 break; 405 case 300: 406 mpu_vdd = TPS65218_DCDC_VOLT_SEL_0950MV; 407 break; 408 default: 409 puts("Unknown MPU clock, not scaling\n"); 410 return; 411 } 412 413 /* Set DCDC1 (CORE) voltage to 1.1V */ 414 if (tps65218_voltage_update(TPS65218_DCDC1, 415 TPS65218_DCDC_VOLT_SEL_1100MV)) { 416 printf("%s failure\n", __func__); 417 return; 418 } 419 420 /* Set DCDC2 (MPU) voltage */ 421 if (tps65218_voltage_update(TPS65218_DCDC2, mpu_vdd)) { 422 printf("%s failure\n", __func__); 423 return; 424 } 425 426 /* Set DCDC3 (DDR) voltage */ 427 if (tps65218_voltage_update(TPS65218_DCDC3, 428 TPS65218_DCDC3_VOLT_SEL_1350MV)) { 429 printf("%s failure\n", __func__); 430 return; 431 } 432 } 433 434 void scale_vcores_idk(u32 m) 435 { 436 int mpu_vdd; 437 438 if (i2c_probe(TPS62362_I2C_ADDR)) 439 return; 440 441 switch (m) { 442 case 1000: 443 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1330MV; 444 break; 445 case 800: 446 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1260MV; 447 break; 448 case 720: 449 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1200MV; 450 break; 451 case 600: 452 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1100MV; 453 break; 454 case 300: 455 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1330MV; 456 break; 457 default: 458 puts("Unknown MPU clock, not scaling\n"); 459 return; 460 } 461 462 /* Set VDD_MPU voltage */ 463 if (tps62362_voltage_update(TPS62362_SET3, mpu_vdd)) { 464 printf("%s failure\n", __func__); 465 return; 466 } 467 } 468 469 void gpi2c_init(void) 470 { 471 /* When needed to be invoked prior to BSS initialization */ 472 static bool first_time = true; 473 474 if (first_time) { 475 enable_i2c0_pin_mux(); 476 i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, 477 CONFIG_SYS_OMAP24_I2C_SLAVE); 478 first_time = false; 479 } 480 } 481 482 void scale_vcores(void) 483 { 484 const struct dpll_params *mpu_params; 485 486 /* Ensure I2C is initialized for PMIC configuration */ 487 gpi2c_init(); 488 489 /* Get the frequency */ 490 mpu_params = get_dpll_mpu_params(); 491 492 if (board_is_idk()) 493 scale_vcores_idk(mpu_params->m); 494 else 495 scale_vcores_generic(mpu_params->m); 496 } 497 498 void set_uart_mux_conf(void) 499 { 500 enable_uart0_pin_mux(); 501 } 502 503 void set_mux_conf_regs(void) 504 { 505 enable_board_pin_mux(); 506 } 507 508 static void enable_vtt_regulator(void) 509 { 510 u32 temp; 511 512 /* enable module */ 513 writel(GPIO_CTRL_ENABLEMODULE, AM33XX_GPIO5_BASE + OMAP_GPIO_CTRL); 514 515 /* enable output for GPIO5_7 */ 516 writel(GPIO_SETDATAOUT(7), 517 AM33XX_GPIO5_BASE + OMAP_GPIO_SETDATAOUT); 518 temp = readl(AM33XX_GPIO5_BASE + OMAP_GPIO_OE); 519 temp = temp & ~(GPIO_OE_ENABLE(7)); 520 writel(temp, AM33XX_GPIO5_BASE + OMAP_GPIO_OE); 521 } 522 523 void sdram_init(void) 524 { 525 /* 526 * EPOS EVM has 1GB LPDDR2 connected to EMIF. 527 * GP EMV has 1GB DDR3 connected to EMIF 528 * along with VTT regulator. 529 */ 530 if (board_is_eposevm()) { 531 config_ddr(0, &ioregs_lpddr2, NULL, NULL, &emif_regs_lpddr2, 0); 532 } else if (board_is_evm_14_or_later()) { 533 enable_vtt_regulator(); 534 config_ddr(0, &ioregs_ddr3, NULL, NULL, 535 &ddr3_emif_regs_400Mhz_production, 0); 536 } else if (board_is_evm_12_or_later()) { 537 enable_vtt_regulator(); 538 config_ddr(0, &ioregs_ddr3, NULL, NULL, 539 &ddr3_emif_regs_400Mhz_beta, 0); 540 } else if (board_is_evm()) { 541 enable_vtt_regulator(); 542 config_ddr(0, &ioregs_ddr3, NULL, NULL, 543 &ddr3_emif_regs_400Mhz, 0); 544 } else if (board_is_sk()) { 545 config_ddr(400, &ioregs_ddr3, NULL, NULL, 546 &ddr3_sk_emif_regs_400Mhz, 0); 547 } else if (board_is_idk()) { 548 config_ddr(400, &ioregs_ddr3, NULL, NULL, 549 &ddr3_idk_emif_regs_400Mhz, 0); 550 } 551 } 552 #endif 553 554 /* setup board specific PMIC */ 555 int power_init_board(void) 556 { 557 struct pmic *p; 558 559 if (board_is_idk()) { 560 power_tps62362_init(I2C_PMIC); 561 p = pmic_get("TPS62362"); 562 if (p && !pmic_probe(p)) 563 puts("PMIC: TPS62362\n"); 564 } else { 565 power_tps65218_init(I2C_PMIC); 566 p = pmic_get("TPS65218_PMIC"); 567 if (p && !pmic_probe(p)) 568 puts("PMIC: TPS65218\n"); 569 } 570 571 return 0; 572 } 573 574 int board_init(void) 575 { 576 struct l3f_cfg_bwlimiter *bwlimiter = (struct l3f_cfg_bwlimiter *)L3F_CFG_BWLIMITER; 577 u32 mreqprio_0, mreqprio_1, modena_init0_bw_fractional, 578 modena_init0_bw_integer, modena_init0_watermark_0; 579 580 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; 581 gpmc_init(); 582 583 /* Clear all important bits for DSS errata that may need to be tweaked*/ 584 mreqprio_0 = readl(&cdev->mreqprio_0) & MREQPRIO_0_SAB_INIT1_MASK & 585 MREQPRIO_0_SAB_INIT0_MASK; 586 587 mreqprio_1 = readl(&cdev->mreqprio_1) & MREQPRIO_1_DSS_MASK; 588 589 modena_init0_bw_fractional = readl(&bwlimiter->modena_init0_bw_fractional) & 590 BW_LIMITER_BW_FRAC_MASK; 591 592 modena_init0_bw_integer = readl(&bwlimiter->modena_init0_bw_integer) & 593 BW_LIMITER_BW_INT_MASK; 594 595 modena_init0_watermark_0 = readl(&bwlimiter->modena_init0_watermark_0) & 596 BW_LIMITER_BW_WATERMARK_MASK; 597 598 /* Setting MReq Priority of the DSS*/ 599 mreqprio_0 |= 0x77; 600 601 /* 602 * Set L3 Fast Configuration Register 603 * Limiting bandwith for ARM core to 700 MBPS 604 */ 605 modena_init0_bw_fractional |= 0x10; 606 modena_init0_bw_integer |= 0x3; 607 608 writel(mreqprio_0, &cdev->mreqprio_0); 609 writel(mreqprio_1, &cdev->mreqprio_1); 610 611 writel(modena_init0_bw_fractional, &bwlimiter->modena_init0_bw_fractional); 612 writel(modena_init0_bw_integer, &bwlimiter->modena_init0_bw_integer); 613 writel(modena_init0_watermark_0, &bwlimiter->modena_init0_watermark_0); 614 615 return 0; 616 } 617 618 #ifdef CONFIG_BOARD_LATE_INIT 619 int board_late_init(void) 620 { 621 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 622 set_board_info_env(NULL); 623 624 /* 625 * Default FIT boot on HS devices. Non FIT images are not allowed 626 * on HS devices. 627 */ 628 if (get_device_type() == HS_DEVICE) 629 setenv("boot_fit", "1"); 630 #endif 631 return 0; 632 } 633 #endif 634 635 #ifdef CONFIG_USB_DWC3 636 static struct dwc3_device usb_otg_ss1 = { 637 .maximum_speed = USB_SPEED_HIGH, 638 .base = USB_OTG_SS1_BASE, 639 .tx_fifo_resize = false, 640 .index = 0, 641 }; 642 643 static struct dwc3_omap_device usb_otg_ss1_glue = { 644 .base = (void *)USB_OTG_SS1_GLUE_BASE, 645 .utmi_mode = DWC3_OMAP_UTMI_MODE_SW, 646 .index = 0, 647 }; 648 649 static struct ti_usb_phy_device usb_phy1_device = { 650 .usb2_phy_power = (void *)USB2_PHY1_POWER, 651 .index = 0, 652 }; 653 654 static struct dwc3_device usb_otg_ss2 = { 655 .maximum_speed = USB_SPEED_HIGH, 656 .base = USB_OTG_SS2_BASE, 657 .tx_fifo_resize = false, 658 .index = 1, 659 }; 660 661 static struct dwc3_omap_device usb_otg_ss2_glue = { 662 .base = (void *)USB_OTG_SS2_GLUE_BASE, 663 .utmi_mode = DWC3_OMAP_UTMI_MODE_SW, 664 .index = 1, 665 }; 666 667 static struct ti_usb_phy_device usb_phy2_device = { 668 .usb2_phy_power = (void *)USB2_PHY2_POWER, 669 .index = 1, 670 }; 671 672 int usb_gadget_handle_interrupts(int index) 673 { 674 u32 status; 675 676 status = dwc3_omap_uboot_interrupt_status(index); 677 if (status) 678 dwc3_uboot_handle_interrupt(index); 679 680 return 0; 681 } 682 #endif /* CONFIG_USB_DWC3 */ 683 684 #if defined(CONFIG_USB_DWC3) || defined(CONFIG_USB_XHCI_OMAP) 685 int omap_xhci_board_usb_init(int index, enum usb_init_type init) 686 { 687 enable_usb_clocks(index); 688 #ifdef CONFIG_USB_DWC3 689 switch (index) { 690 case 0: 691 if (init == USB_INIT_DEVICE) { 692 usb_otg_ss1.dr_mode = USB_DR_MODE_PERIPHERAL; 693 usb_otg_ss1_glue.vbus_id_status = OMAP_DWC3_VBUS_VALID; 694 dwc3_omap_uboot_init(&usb_otg_ss1_glue); 695 ti_usb_phy_uboot_init(&usb_phy1_device); 696 dwc3_uboot_init(&usb_otg_ss1); 697 } 698 break; 699 case 1: 700 if (init == USB_INIT_DEVICE) { 701 usb_otg_ss2.dr_mode = USB_DR_MODE_PERIPHERAL; 702 usb_otg_ss2_glue.vbus_id_status = OMAP_DWC3_VBUS_VALID; 703 ti_usb_phy_uboot_init(&usb_phy2_device); 704 dwc3_omap_uboot_init(&usb_otg_ss2_glue); 705 dwc3_uboot_init(&usb_otg_ss2); 706 } 707 break; 708 default: 709 printf("Invalid Controller Index\n"); 710 } 711 #endif 712 713 return 0; 714 } 715 716 int omap_xhci_board_usb_cleanup(int index, enum usb_init_type init) 717 { 718 #ifdef CONFIG_USB_DWC3 719 switch (index) { 720 case 0: 721 case 1: 722 if (init == USB_INIT_DEVICE) { 723 ti_usb_phy_uboot_exit(index); 724 dwc3_uboot_exit(index); 725 dwc3_omap_uboot_exit(index); 726 } 727 break; 728 default: 729 printf("Invalid Controller Index\n"); 730 } 731 #endif 732 disable_usb_clocks(index); 733 734 return 0; 735 } 736 #endif /* defined(CONFIG_USB_DWC3) || defined(CONFIG_USB_XHCI_OMAP) */ 737 738 #ifdef CONFIG_DRIVER_TI_CPSW 739 740 static void cpsw_control(int enabled) 741 { 742 /* Additional controls can be added here */ 743 return; 744 } 745 746 static struct cpsw_slave_data cpsw_slaves[] = { 747 { 748 .slave_reg_ofs = 0x208, 749 .sliver_reg_ofs = 0xd80, 750 .phy_addr = 16, 751 }, 752 { 753 .slave_reg_ofs = 0x308, 754 .sliver_reg_ofs = 0xdc0, 755 .phy_addr = 1, 756 }, 757 }; 758 759 static struct cpsw_platform_data cpsw_data = { 760 .mdio_base = CPSW_MDIO_BASE, 761 .cpsw_base = CPSW_BASE, 762 .mdio_div = 0xff, 763 .channels = 8, 764 .cpdma_reg_ofs = 0x800, 765 .slaves = 1, 766 .slave_data = cpsw_slaves, 767 .ale_reg_ofs = 0xd00, 768 .ale_entries = 1024, 769 .host_port_reg_ofs = 0x108, 770 .hw_stats_reg_ofs = 0x900, 771 .bd_ram_ofs = 0x2000, 772 .mac_control = (1 << 5), 773 .control = cpsw_control, 774 .host_port_num = 0, 775 .version = CPSW_CTRL_VERSION_2, 776 }; 777 778 int board_eth_init(bd_t *bis) 779 { 780 int rv; 781 uint8_t mac_addr[6]; 782 uint32_t mac_hi, mac_lo; 783 784 /* try reading mac address from efuse */ 785 mac_lo = readl(&cdev->macid0l); 786 mac_hi = readl(&cdev->macid0h); 787 mac_addr[0] = mac_hi & 0xFF; 788 mac_addr[1] = (mac_hi & 0xFF00) >> 8; 789 mac_addr[2] = (mac_hi & 0xFF0000) >> 16; 790 mac_addr[3] = (mac_hi & 0xFF000000) >> 24; 791 mac_addr[4] = mac_lo & 0xFF; 792 mac_addr[5] = (mac_lo & 0xFF00) >> 8; 793 794 if (!getenv("ethaddr")) { 795 puts("<ethaddr> not set. Validating first E-fuse MAC\n"); 796 if (is_valid_ethaddr(mac_addr)) 797 eth_setenv_enetaddr("ethaddr", mac_addr); 798 } 799 800 mac_lo = readl(&cdev->macid1l); 801 mac_hi = readl(&cdev->macid1h); 802 mac_addr[0] = mac_hi & 0xFF; 803 mac_addr[1] = (mac_hi & 0xFF00) >> 8; 804 mac_addr[2] = (mac_hi & 0xFF0000) >> 16; 805 mac_addr[3] = (mac_hi & 0xFF000000) >> 24; 806 mac_addr[4] = mac_lo & 0xFF; 807 mac_addr[5] = (mac_lo & 0xFF00) >> 8; 808 809 if (!getenv("eth1addr")) { 810 if (is_valid_ethaddr(mac_addr)) 811 eth_setenv_enetaddr("eth1addr", mac_addr); 812 } 813 814 if (board_is_eposevm()) { 815 writel(RMII_MODE_ENABLE | RMII_CHIPCKL_ENABLE, &cdev->miisel); 816 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RMII; 817 cpsw_slaves[0].phy_addr = 16; 818 } else if (board_is_sk()) { 819 writel(RGMII_MODE_ENABLE, &cdev->miisel); 820 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RGMII; 821 cpsw_slaves[0].phy_addr = 4; 822 cpsw_slaves[1].phy_addr = 5; 823 } else if (board_is_idk()) { 824 writel(RGMII_MODE_ENABLE, &cdev->miisel); 825 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RGMII; 826 cpsw_slaves[0].phy_addr = 0; 827 } else { 828 writel(RGMII_MODE_ENABLE, &cdev->miisel); 829 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RGMII; 830 cpsw_slaves[0].phy_addr = 0; 831 } 832 833 rv = cpsw_register(&cpsw_data); 834 if (rv < 0) 835 printf("Error %d registering CPSW switch\n", rv); 836 837 return rv; 838 } 839 #endif 840 841 #ifdef CONFIG_SPL_LOAD_FIT 842 int board_fit_config_name_match(const char *name) 843 { 844 if (board_is_evm() && !strcmp(name, "am437x-gp-evm")) 845 return 0; 846 else if (board_is_sk() && !strcmp(name, "am437x-sk-evm")) 847 return 0; 848 else if (board_is_eposevm() && !strcmp(name, "am43x-epos-evm")) 849 return 0; 850 else if (board_is_idk() && !strcmp(name, "am437x-idk-evm")) 851 return 0; 852 else 853 return -1; 854 } 855 #endif 856 857 #ifdef CONFIG_TI_SECURE_DEVICE 858 void board_fit_image_post_process(void **p_image, size_t *p_size) 859 { 860 secure_boot_verify_image(p_image, p_size); 861 } 862 #endif 863